This report describes the process of development of the STEM supplement to the Youth Program Quality Assessment (Youth PQA; HighScope, 2005) and preliminary reliability and validity evidence based on data collected during Afterzone Summer Scholars program.
Citation: Smith, C., Hallman, S., Hillaker, B., Sugar, S., McGovern, G., & Devaney, E. (2012). Development and early validation evidence for an observational measure of high quality instructional practice for science, technology, engineering and mathematics in out-of-school time settings: The stem supplement to the youth program quality assessment (pp. 1–25). Ypsilanti, MI: The David P. Weikart Center for Youth Program Quality.
